<template>
  <div class="Header">
    <div class="chack-box">
      <div class="img-box">
        <img src="../assets/logo.png" alt="">
      </div>
      <el-form ref="loginformref" :rules="rules" :model="Loginform" label-width="0px" class="ununun">
        <el-form-item prop="username">
          <el-input v-model="Loginform.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="Loginform.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
        </el-form-item>
        <el-form-item class="buts">
          <el-button type="primary" @click="Login">登陆</el-button>
          <el-button type="info" @click="cleanlogin">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: 'Login',
  data () {
    return {
      Loginform: {
        username: '',
        password: ''
      },
      rules: {
        username: [
          {
            required: true,
            message: '请输入登陆名称',
            trigger: 'blur'
          },
          {
            min: 3,
            max: 5,
            message: '长度在 3 到 5 个字符',
            trigger: 'blur'
          }
        ],
        password: [
          {
            required: true,
            message: '请输入登陆密码',
            trigger: 'blur'
          },
          {
            min: 6,
            max: 12,
            message: '长度在 6 到 12 个字符',
            trigger: 'blur'
          }
        ]
      }
    }
  },
  methods: {
    cleanlogin () {
      this.$refs.loginformref.resetFields()
    },
    Login () {
      this.$refs.loginformref.validate(async valid => {
        if (!valid) return
        const { data: res } = await this.$http.post('login', this.Loginform)
        if (res.meta.status !== 200) return this.$message.error('账号或密码错误')
        this.$message.success('登陆成功')
        window.sessionStorage.setItem('token', res.data.token)
        this.$router.push('/home')
      })
    }
  }
}
</script>

<style lang="less" scoped>
.Header {
  background-color: #2b4b6b;
  height: 100%;
}

.chack-box {
  width: 450px;
  height: 300px;
  background-color: #fff;
  border-radius: 3px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);

  .img-box {
    width: 130px;
    height: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #eee;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #ddd;
    }
  }
}

.ununun {
  position: absolute;
  bottom: 0;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}

.buts {
  display: flex;
  justify-content: flex-end;
}
</style>
